21590468

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{709}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 39600960

約数和(自身を除く): 18010492

約数列:

[1, 2, 4, 23, 46, 92, 331, 662, 709, 1324, 1418, 2836, 7613, 15226, 16307, 30452, 32614, 65228, 234679, 469358, 938716, 5397617, 10795234, 21590468]

約数ペア:

[(1, 21590468), (2, 10795234), (4, 5397617), (23, 938716), (46, 469358), (92, 234679), (331, 65228), (662, 32614), (709, 30452), (1324, 16307), (1418, 15226), (2836, 7613)]